修复删除token的bug

src/main/java/com/ctrip/fun/golf/dao/user/UserTokenDao.java

@@ -50,7 +50,7 @@ public class UserTokenDao extends GenericHibernateDao<UserToken, Serializable> {
     
     
     public void deleteTokenByUserId(String userId) {
-        String sql = "delete UserToken where userId=" + userId;
+        String sql = "delete UserToken where userId='" + userId+"'";
         Query query = getSession().createQuery(sql);
         query.executeUpdate();
     }